Patents by Inventor Michael J. Breza

Michael J. Breza has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Self-extinguishing propylene polymer
    Patent number: 4430467
    Abstract: A flame retardant polymer composition comprising 2,3-dimethyl-2,3-diphenylbutane, a halogenated bisimide corresponding to the formula: ##STR1## wherein Q is methylene or oxygen, X is chlorine or bromine, R is hydrogen or an alkyl group containing 1-5 carbon atoms, R' is hydrogen or methyl and R" is an organic group containing 1-15 carbon atoms, and a polypropylene polymer selected from the group consisting of polypropylene and copolymers containing at least 50% by weight of co-polymerized propylene monomer.
    Type: Grant
    Filed: January 7, 1982
    Date of Patent: February 7, 1984
    Assignee: Saytech, Inc.
    Inventors: Joseph M. Lesniewski, Michael J. Breza